Reducing Water Use in SAGD Managing Tailings Ponds and Their Risks

May 5, 2009 ... This briefing reviewed the range of costs, benefits, and impacts associated with these fuels, and their implications for policy decisions. Jul 21, 2014 ... The rally and march were held to oppose the proposal to send dirty tar sands oil through the 236-mile-long pipeline to a new tanker loading facility in South ... Apr 3, 2012 ... To refer to them as the Athabasca “tar sands” has become a signal of opposition to their uninhibited exploitation. Calling them the “oil sands,” ... Tar sands (also called oil sands) are a mixture of sand, clay, water, and bitumen. ... Bitumen is a thick, sticky, black oil that can form naturally in a variety ... Apr 4, 2019 ... regulators struggled for months to get straight answers about what kind of oil was moving on trains — dubbed “rolling pipelines” by their ... Tar sands consist of heavy crude oil mixed with sand, clay and bitumen. Extraction entails burning natural gas to generate enough heat and steam to melt the oil ... Jun 3, 2024 ... “Naphthenic acids from tailings ponds have been found in surface water and groundwater in the Athabasca oil sands region,” explains Ecojustice ... Dec 5, 2013 ... Crude oil from the Alberta tar sands and western US oil fields is increasingly being hauled by railroad. Critics warn that this development poses a threat. Sep 25, 2014 ... The Alberta Tar Sands ... Buried just beneath a layer of muskeg and forest in northern Alberta, Canada, lies a 50,000 square mile reservoir of ... No new underwriting of or investments in companies that generate more than 25 percent of their revenues directly from the extraction of oil from tar sands;. • ...